| Value | Category | Cases | |
|---|---|---|---|
| 1 | none | 2318 |
39%
|
| 2 | mild | 2003 |
33.7%
|
| 3 | moderate | 1311 |
22.1%
|
| 4 | severe | 222 |
3.7%
|
| 5 | extreme/cannot do | 48 |
0.8%
|
| 9 | n/a | 36 |
0.6%
|
| Sysmiss | 381 |